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The ornamental design for a sprinkler base, substantially as shown and described. |
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FIG. 1 is a top plan view of a sprinkler base showing my new design;
FIG. 2 is a front view thereof; and
FIG. 3 is a rear view thereof.
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| D780889, | Oct 08 2015 | SENJU SPRINKLER CO., LTD. | Link for sprinkler head |
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| Executed on | Assignor | Assignee | Conveyance | Frame | Reel | Doc |
| Sep 30 1982 | LEMKIN, JACK L | O M SCOTT & SONS COMPANY, A CORP OF DE | ASSIGNMENT OF ASSIGNORS INTEREST | 004055 | 0494 | |
| Oct 04 1982 | The O. M. Scott & Sons Company | (assignment on the face of the patent) | ||||
| May 23 1990 | O M SCOTT & SONS COMPANY, THE | OHIO PLASTICS COMPANY, THE, AN OHIO CORP | ASSIGNMENT OF ASSIGNORS INTEREST | 005337 | 0382 |
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